{
  "response": {
    "Key": "CHI-ES",
    "orig": {
      "code": "CHI",
      "type": "airport",
      "city": "Chicago",
      "fullCity": "Chicago, Illinois",
      "airport": "Dupage County"
    },
    "dest": {
      "code": "ES",
      "type": "country",
      "country": "Spain"
    },
    "faq": {
      "q0": {
        "question": "Which cities in Spain can I fly to from Chicago?",
        "answer": "From Chicago you can fly non-stop to Madrid, and seasonally to Barcelona. One-stop connections via European hubs reach major cities like Malaga, Valencia, and Seville. Choose Madrid for central Spain and high-speed rail links, or Barcelona for Catalonia and Mediterranean beaches."
      },
      "q1": {
        "question": "How long is the flight from Chicago to Spain?",
        "answer": "From Chicago to Spain, non-stop flights to Madrid take roughly 7 hours 45 minutes to 8 hours 15 minutes eastbound and about 9 hours westbound. One-stop routes to Barcelona or other Spanish cities typically range from 10 to 13 hours total travel time."
      },
      "q2": {
        "question": "Are there direct flights from Chicago to Spain?",
        "answer": "Yes, you can fly non-stop from Chicago O’Hare to Madrid on Iberia, with an eastbound flight time of around eight hours. In summer, United also sometimes offers a seasonal non-stop to Barcelona. If you are flying outside those windows or from Midway, common one-stop routes connect through major European hubs and take roughly 10 to 13 hours total."
      },
      "q3": {
        "question": "Which airlines fly from Chicago to Spain?",
        "answer": "From Chicago to Spain you can fly nonstop on Iberia, or connect via European hubs on airlines like Lufthansa, British Airways, Air France, and KLM."
      },
      "q4": {
        "question": "When is the cheapest time to fly from Chicago to Spain?",
        "answer": "The cheapest months to fly from Chicago to Spain are October, April, and September, while peak summer (June and July) and the December holidays are the most expensive. For the best fares, book roughly 11 to 14 weeks ahead, and aim for midweek departures when possible, as weekends tend to be pricier.",
        "methodology": "This 'good deal' estimate shows a representative best price for each departure date across roughly a 12-month window (about 3 months back and 9 months forward). It is built from real flight prices found by Priceline users searching this route, accumulated into a price history for each departure date. Rather than weighting all of that history equally, we apply exponential time decay so recent prices dominate — a price seen yesterday counts almost in full, one from about a month ago roughly a third, and prices from a few months back very little — giving a figure that tracks today's market instead of a stale long-run average. Clear price outliers are removed before any calculation, departure dates with no observations are filled in from nearby dates, and the resulting curve is lightly smoothed so it reads as a clean seasonal trend rather than day-to-day noise. This booking-window guidance is built from the same real flight prices found by Priceline users searching this route, re-grouped by how many days before departure each price was seen (from the departure day out to about 180 days ahead) across the route's price history. At each booking lead time we report the 25th-percentile price — the cheaper end of what travelers were quoted, rather than the rock-bottom minimum (which can be a fluke) or the average (which is pulled up by expensive last-minute fares). The buy-or-wait advice then applies a risk premium that grows as departure approaches, since seat availability shrinks and prices become less predictable; using that adjusted curve we flag windows where waiting is likely to save a meaningful amount (at least $20 or 5%) versus windows where booking now is the better call. Isolated single-day recommendations are filtered out, so the advice only reflects a window that holds for several days in a row."
      },
      "q5": {
        "question": "How far in advance should I book flights from Chicago to Spain?",
        "answer": "For flights from Chicago to Spain, the optimal booking window is about 11 to 14 weeks before departure, when fares average around $799.",
        "methodology": "This booking-window guidance is built from the same real flight prices found by Priceline users searching this route, re-grouped by how many days before departure each price was seen (from the departure day out to about 180 days ahead) across the route's price history. At each booking lead time we report the 25th-percentile price — the cheaper end of what travelers were quoted, rather than the rock-bottom minimum (which can be a fluke) or the average (which is pulled up by expensive last-minute fares). The buy-or-wait advice then applies a risk premium that grows as departure approaches, since seat availability shrinks and prices become less predictable; using that adjusted curve we flag windows where waiting is likely to save a meaningful amount (at least $20 or 5%) versus windows where booking now is the better call. Isolated single-day recommendations are filtered out, so the advice only reflects a window that holds for several days in a row."
      },
      "q6": {
        "question": "What are the most popular cities to visit in Spain?",
        "answer": "In Spain, top choices are Barcelona for Gaudí and the coast, Madrid for art and cuisine, Seville for flamenco and Moorish architecture, Granada for the Alhambra and Valencia for beaches and paella."
      },
      "q7": {
        "question": "Do I need a visa to travel from Chicago to Spain?",
        "answer": "United States citizens do not need a visa for short tourist visits to Spain. They may stay visa-free for up to 90 days within any 180-day period.\n\nThis is general guidance to help you plan, not official immigration advice — entry rules can change and can depend on your nationality and circumstances, so please confirm the current requirements with the relevant embassy or official government source before you travel.",
        "toolsUsed": [
          "article_lookup"
        ],
        "references": [
          {
            "url": "https://en.wikipedia.org/wiki/Visa_policy_of_the_Schengen_Area",
            "title": "Visa policy of the Schengen Area",
            "favicon": "https://en.wikipedia.org/static/favicon/wikipedia.ico"
          },
          {
            "url": "https://en.wikipedia.org/wiki/Visa_policy_of_Spain",
            "title": "Visa policy of Spain",
            "favicon": "https://en.wikipedia.org/static/favicon/wikipedia.ico"
          },
          {
            "url": "https://www.gov.uk/foreign-travel-advice/spain/entry-requirements",
            "title": "Spain entry requirements — GOV.UK",
            "favicon": "https://www.gov.uk/favicon.ico"
          }
        ],
        "preopenedReferences": true,
        "stageOnly": true
      },
      "q8": {
        "question": "Which airports in Spain are best to fly into from Chicago?",
        "answer": "From Chicago to Spain, Madrid Barajas offers the most long-haul flights and excellent high-speed train connections to cities like Barcelona, Seville, and Valencia. Barcelona El Prat is ideal if you're focusing on Catalonia or the Costa Brava. For southern beach resorts, consider flying into Malaga, which serves the Costa del Sol with good regional transport links."
      },
      "q12": {
        "question": "When is the best time of year to visit Spain?",
        "answer": "For Spain, March to June and September to early November bring pleasant temperatures and lighter crowds in cities like Barcelona, Madrid and Seville compared with midsummer."
      },
      "q13": {
        "question": "How do I get to Dupage County from the city center?",
        "answer": "DuPage Airport is a general aviation reliever airport about 30 miles west of downtown Chicago, with no direct public transit link from the city center. The fastest and most practical way to reach it is by driving (about 45–60 minutes via I-290/I-88) and parking on-site, or by ride-share or taxi, which are the most popular options for occasional travelers. Public transportation is limited to a combination of Metra commuter rail to a nearby suburb plus a Pace bus or short taxi ride, which is the cheapest but slowest choice. There are no dedicated airport shuttle buses from downtown Chicago to DuPage.",
        "toolsUsed": [
          "article_lookup"
        ],
        "references": [
          {
            "url": "https://en.wikipedia.org/wiki/DuPage_Airport",
            "title": "DuPage Airport",
            "time_published": "2026-07-16T20:45:00Z"
          },
          {
            "url": "https://en.wikipedia.org/wiki/Transportation_in_Chicago",
            "title": "Transportation in Chicago",
            "favicon": "https://en.wikipedia.org/static/apple-touch/wikipedia.png",
            "time_published": "2026-09-01T15:50:47Z"
          },
          {
            "url": "https://en.wikipedia.org/wiki/List_of_county_roads_in_DuPage_County,_Illinois",
            "title": "List of county roads in DuPage County, Illinois",
            "favicon": "https://en.wikipedia.org/static/apple-touch/wikipedia.png",
            "time_published": "2026-05-10T23:15:43Z"
          }
        ]
      }
    }
  }
}